<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>学成在线</title>
    <link rel="stylesheet" href="style.css">
</head>

<body>
    <!-- 头部区域 -->
    <div class="header w">
        <div class="logo">盒子</div>
        <div class="nav">
            <ul>
                <li><a href="https://www.baidu.com">首页</a></li>
                <li><a href="">课程</a></li>
                <li><a href="">职业规划</a></li>
            </ul>
        </div>
        <div class="search">
            <input type="text" value="输入关键词">
            <button></button>
        </div>
    </div>
    <!-- 中心区域 -->
    <div class="banner">
        <div class="w">

        </div>
    </div>
</body>

</html>